1、Aviation grade computer numerical control for better accuracy. 2、All components are manufactured to aerospace grade for long-lasting, tight, safe and leakage-free connections. 3、High quality positive electrode,durable and more sturdy. 4、Professional and practical design with beautiful appearance, easy to carry and use. 5、Delicate and practical, high hardness, firm and strong. Features: Aviation grade computer numerical control for better accuracy. All components are manufactured to aerospace grade for long-lasting, tight, safe and leakage-free connections. High quality positive electrode,durable and more sturdy. Professional and practical design with beautiful appearance, easy to carry and use. Delicate and practical, high hardness, firm and strong. Specification: Thread:3/8'' NPT Male to 1/8'' NPT Female Color:Black Package List: 1*Reducer Pipe Fitting